Zoot Sports Men's Performance Swim Jammer Body: 200 g. 80% nylon/20% xtra life lycra spandex Endura Lining: 175 g. 79% polyester/21% spandex Imported Durable chlorine resistant Xtra Life LYCRA that lasts for up to 280 hours Inside drawstring at waist for secure fit UPF 50+ sun protection